build(deps): bump actions/checkout from 4 to 5 (#1320)

Bumps [actions/checkout](https://github.com/actions/checkout) from 4 to 5.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v4...v5)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '5'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: JoannaaKL <joannaakl@github.com>

Author: 2 people

.github/workflows/moderator.yml

@@ -16,7 +16,7 @@ jobs:
       models: read
       contents: read
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: github/ai-moderator@v1
         with:
           token: ${{ secrets.GITHUB_TOKEN }}